The FAST EZ-EFI features a die cast and black powder-coated four injector throttle body with integrated fuel rails. It provides even fuel distribution and adequate airflow, no replacement is needed. In addition to matching any 4150-style carbureted manifold, the EZ-EFI Self-Tuning Fuel Injection System also works with your original carb-style throttle linkage and features OEM sensors, including standard GM versions. It also works with all ignition setups, including HEI.

The included hand-held device offers a variety of display dashes, a clean and easy to use interface and an LED indicator that can alert users to errors (including overheating) or be used as a shift light. The wiring harness features a premium loom, added protective fuses and a streamlined design, while the ECU hardware provides added protection against electrical/ignition noise and hardware damage.

Features:

• No tuning experience or laptop needed; intuitive Setup Wizard guides you through the start-up process & the system tunes itself.
• 4150 throttle body works with original carb-style linkage & uses all OEM sensors.
• Works with any ignition setup, including HEI.
• Built-in diagnostics & “limp mode” provide maximum engine protection in the event of trouble.
• Made in the USA.